Public bug reported:
based on this change -
https://github.com/openstack/nova/commit/1153a46738fc3ffff98a1df9d94b5a55fdd58777
If I boot instance with preexisting port and delete this instance then port
remains.
But If I boot instance with preexisting port and attach one more port then
first port is deleted while I delete the instance.
1) Create port with neutron
| 81c98edb-06ac-4286-ad7a-2edeb901474b | | fa:16:3e:5b:1d:c6 |
{"subnet_id": "71b456c2-4805-4905-a8d8-9293e162f917", "ip_address":
"172.24.4.4"} |
2) Run instance with this port
(0):~/devstack$ nova boot ttt --flavor 42 --image
aab2d892-636d-4bde-8636-71f8ffd3c51d --nic
port-id=81c98edb-06ac-4286-ad7a-2edeb901474b
port list -
~/devstack$ neutron port-list
+--------------------------------------+------+-------------------+-----------------------------------------------------------------------------------+
| id | name | mac_address | fixed_ips
|
+--------------------------------------+------+-------------------+-----------------------------------------------------------------------------------+
| 81c98edb-06ac-4286-ad7a-2edeb901474b | | fa:16:3e:5b:1d:c6 |
{"subnet_id": "71b456c2-4805-4905-a8d8-9293e162f917", "ip_address":
"172.24.4.4"} |
| a92337de-d3f2-4a5c-beb4-54bd48ec043f | | fa:16:3e:41:b9:00 |
{"subnet_id": "134b9bd5-da87-4b8f-880d-72e24206a721", "ip_address": "10.0.0.1"}
|
| e59d3841-215a-4352-a212-d5cac5cb7bbe | | fa:16:3e:06:4b:27 |
{"subnet_id": "134b9bd5-da87-4b8f-880d-72e24206a721", "ip_address": "10.0.0.2"}
|
| fa67a224-907e-4c11-bcae-9d919330c6b8 | | fa:16:3e:5e:2d:a7 |
{"subnet_id": "71b456c2-4805-4905-a8d8-9293e162f917", "ip_address":
"172.24.4.2"} |
+--------------------------------------+------+-------------------+-----------------------------------------------------------------------------------+
3) Create another port
(0):~/devstack$ neutron port-create public
| fixed_ips | {"subnet_id": "71b456c2-4805-4905-a8d8-9293e162f917",
"ip_address": "172.24.4.8"} |
| id | a26c8bc0-ea94-4abb-9ffc-752a594e08e7
|
4) attach port to the instance
(0):~/devstack$ nova interface-attach --port-id
a26c8bc0-ea94-4abb-9ffc-752a594e08e7 ttt
5) check instance ports -
(0):~/devstack$ nova interface-list ttt
+------------+--------------------------------------+--------------------------------------+--------------+-------------------+
| Port State | Port ID | Net ID
| IP addresses | MAC Addr |
+------------+--------------------------------------+--------------------------------------+--------------+-------------------+
| DOWN | 81c98edb-06ac-4286-ad7a-2edeb901474b |
1e629e00-28b6-4a67-9940-dee2660a23a8 | 172.24.4.4 | fa:16:3e:5b:1d:c6 |
| DOWN | a26c8bc0-ea94-4abb-9ffc-752a594e08e7 |
1e629e00-28b6-4a67-9940-dee2660a23a8 | 172.24.4.8 | fa:16:3e:a1:74:eb |
+------------+--------------------------------------+--------------------------------------+--------------+-------------------+
(0):~/devstack$ neutron port-list
+--------------------------------------+------+-------------------+-----------------------------------------------------------------------------------+
| id | name | mac_address | fixed_ips
|
+--------------------------------------+------+-------------------+-----------------------------------------------------------------------------------+
| 81c98edb-06ac-4286-ad7a-2edeb901474b | | fa:16:3e:5b:1d:c6 |
{"subnet_id": "71b456c2-4805-4905-a8d8-9293e162f917", "ip_address":
"172.24.4.4"} |
| a26c8bc0-ea94-4abb-9ffc-752a594e08e7 | | fa:16:3e:a1:74:eb |
{"subnet_id": "71b456c2-4805-4905-a8d8-9293e162f917", "ip_address":
"172.24.4.8"} |
| a92337de-d3f2-4a5c-beb4-54bd48ec043f | | fa:16:3e:41:b9:00 |
{"subnet_id": "134b9bd5-da87-4b8f-880d-72e24206a721", "ip_address": "10.0.0.1"}
|
| e59d3841-215a-4352-a212-d5cac5cb7bbe | | fa:16:3e:06:4b:27 |
{"subnet_id": "134b9bd5-da87-4b8f-880d-72e24206a721", "ip_address": "10.0.0.2"}
|
| fa67a224-907e-4c11-bcae-9d919330c6b8 | | fa:16:3e:5e:2d:a7 |
{"subnet_id": "71b456c2-4805-4905-a8d8-9293e162f917", "ip_address":
"172.24.4.2"} |
+--------------------------------------+------+-------------------+-----------------------------------------------------------------------------------+
6) delete instance and check ports in neutron -
(0):~/devstack$ neutron port-list
+--------------------------------------+------+-------------------+-----------------------------------------------------------------------------------+
| id | name | mac_address | fixed_ips
|
+--------------------------------------+------+-------------------+-----------------------------------------------------------------------------------+
| a26c8bc0-ea94-4abb-9ffc-752a594e08e7 | | fa:16:3e:a1:74:eb |
{"subnet_id": "71b456c2-4805-4905-a8d8-9293e162f917", "ip_address":
"172.24.4.8"} |
| a92337de-d3f2-4a5c-beb4-54bd48ec043f | | fa:16:3e:41:b9:00 |
{"subnet_id": "134b9bd5-da87-4b8f-880d-72e24206a721", "ip_address": "10.0.0.1"}
|
| e59d3841-215a-4352-a212-d5cac5cb7bbe | | fa:16:3e:06:4b:27 |
{"subnet_id": "134b9bd5-da87-4b8f-880d-72e24206a721", "ip_address": "10.0.0.2"}
|
| fa67a224-907e-4c11-bcae-9d919330c6b8 | | fa:16:3e:5e:2d:a7 |
{"subnet_id": "71b456c2-4805-4905-a8d8-9293e162f917", "ip_address":
"172.24.4.2"} |
+--------------------------------------+------+-------------------+-----------------------------------------------------------------------------------+
Expected result - all preexisting ports remain in my system after instance
deletion.
** Affects: nova
Importance: Undecided
Status: New
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https://bugs.launchpad.net/bugs/1433524
Title:
Nova deletes first preexisting port if second was attached to instance
Status in OpenStack Compute (Nova):
New
Bug description:
based on this change -
https://github.com/openstack/nova/commit/1153a46738fc3ffff98a1df9d94b5a55fdd58777
If I boot instance with preexisting port and delete this instance then port
remains.
But If I boot instance with preexisting port and attach one more port then
first port is deleted while I delete the instance.
1) Create port with neutron
| 81c98edb-06ac-4286-ad7a-2edeb901474b | | fa:16:3e:5b:1d:c6 |
{"subnet_id": "71b456c2-4805-4905-a8d8-9293e162f917", "ip_address":
"172.24.4.4"} |
2) Run instance with this port
(0):~/devstack$ nova boot ttt --flavor 42 --image
aab2d892-636d-4bde-8636-71f8ffd3c51d --nic
port-id=81c98edb-06ac-4286-ad7a-2edeb901474b
port list -
~/devstack$ neutron port-list
+--------------------------------------+------+-------------------+-----------------------------------------------------------------------------------+
| id | name | mac_address | fixed_ips
|
+--------------------------------------+------+-------------------+-----------------------------------------------------------------------------------+
| 81c98edb-06ac-4286-ad7a-2edeb901474b | | fa:16:3e:5b:1d:c6 |
{"subnet_id": "71b456c2-4805-4905-a8d8-9293e162f917", "ip_address":
"172.24.4.4"} |
| a92337de-d3f2-4a5c-beb4-54bd48ec043f | | fa:16:3e:41:b9:00 |
{"subnet_id": "134b9bd5-da87-4b8f-880d-72e24206a721", "ip_address": "10.0.0.1"}
|
| e59d3841-215a-4352-a212-d5cac5cb7bbe | | fa:16:3e:06:4b:27 |
{"subnet_id": "134b9bd5-da87-4b8f-880d-72e24206a721", "ip_address": "10.0.0.2"}
|
| fa67a224-907e-4c11-bcae-9d919330c6b8 | | fa:16:3e:5e:2d:a7 |
{"subnet_id": "71b456c2-4805-4905-a8d8-9293e162f917", "ip_address":
"172.24.4.2"} |
+--------------------------------------+------+-------------------+-----------------------------------------------------------------------------------+
3) Create another port
(0):~/devstack$ neutron port-create public
| fixed_ips | {"subnet_id":
"71b456c2-4805-4905-a8d8-9293e162f917", "ip_address": "172.24.4.8"} |
| id | a26c8bc0-ea94-4abb-9ffc-752a594e08e7
|
4) attach port to the instance
(0):~/devstack$ nova interface-attach --port-id
a26c8bc0-ea94-4abb-9ffc-752a594e08e7 ttt
5) check instance ports -
(0):~/devstack$ nova interface-list ttt
+------------+--------------------------------------+--------------------------------------+--------------+-------------------+
| Port State | Port ID | Net ID
| IP addresses | MAC Addr |
+------------+--------------------------------------+--------------------------------------+--------------+-------------------+
| DOWN | 81c98edb-06ac-4286-ad7a-2edeb901474b |
1e629e00-28b6-4a67-9940-dee2660a23a8 | 172.24.4.4 | fa:16:3e:5b:1d:c6 |
| DOWN | a26c8bc0-ea94-4abb-9ffc-752a594e08e7 |
1e629e00-28b6-4a67-9940-dee2660a23a8 | 172.24.4.8 | fa:16:3e:a1:74:eb |
+------------+--------------------------------------+--------------------------------------+--------------+-------------------+
(0):~/devstack$ neutron port-list
+--------------------------------------+------+-------------------+-----------------------------------------------------------------------------------+
| id | name | mac_address | fixed_ips
|
+--------------------------------------+------+-------------------+-----------------------------------------------------------------------------------+
| 81c98edb-06ac-4286-ad7a-2edeb901474b | | fa:16:3e:5b:1d:c6 |
{"subnet_id": "71b456c2-4805-4905-a8d8-9293e162f917", "ip_address":
"172.24.4.4"} |
| a26c8bc0-ea94-4abb-9ffc-752a594e08e7 | | fa:16:3e:a1:74:eb |
{"subnet_id": "71b456c2-4805-4905-a8d8-9293e162f917", "ip_address":
"172.24.4.8"} |
| a92337de-d3f2-4a5c-beb4-54bd48ec043f | | fa:16:3e:41:b9:00 |
{"subnet_id": "134b9bd5-da87-4b8f-880d-72e24206a721", "ip_address": "10.0.0.1"}
|
| e59d3841-215a-4352-a212-d5cac5cb7bbe | | fa:16:3e:06:4b:27 |
{"subnet_id": "134b9bd5-da87-4b8f-880d-72e24206a721", "ip_address": "10.0.0.2"}
|
| fa67a224-907e-4c11-bcae-9d919330c6b8 | | fa:16:3e:5e:2d:a7 |
{"subnet_id": "71b456c2-4805-4905-a8d8-9293e162f917", "ip_address":
"172.24.4.2"} |
+--------------------------------------+------+-------------------+-----------------------------------------------------------------------------------+
6) delete instance and check ports in neutron -
(0):~/devstack$ neutron port-list
+--------------------------------------+------+-------------------+-----------------------------------------------------------------------------------+
| id | name | mac_address | fixed_ips
|
+--------------------------------------+------+-------------------+-----------------------------------------------------------------------------------+
| a26c8bc0-ea94-4abb-9ffc-752a594e08e7 | | fa:16:3e:a1:74:eb |
{"subnet_id": "71b456c2-4805-4905-a8d8-9293e162f917", "ip_address":
"172.24.4.8"} |
| a92337de-d3f2-4a5c-beb4-54bd48ec043f | | fa:16:3e:41:b9:00 |
{"subnet_id": "134b9bd5-da87-4b8f-880d-72e24206a721", "ip_address": "10.0.0.1"}
|
| e59d3841-215a-4352-a212-d5cac5cb7bbe | | fa:16:3e:06:4b:27 |
{"subnet_id": "134b9bd5-da87-4b8f-880d-72e24206a721", "ip_address": "10.0.0.2"}
|
| fa67a224-907e-4c11-bcae-9d919330c6b8 | | fa:16:3e:5e:2d:a7 |
{"subnet_id": "71b456c2-4805-4905-a8d8-9293e162f917", "ip_address":
"172.24.4.2"} |
+--------------------------------------+------+-------------------+-----------------------------------------------------------------------------------+
Expected result - all preexisting ports remain in my system after instance
deletion.
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